Warren Buffett's long track record of success has made him one of the best investors of all time. With the Buffett at the helm, Berkshire Hathaway has grown book value per share at a compounded annual rate of 19.8% for nearly 50 years! Despite an incredible historical track record, investors have to understand the key issues to watch moving forward. To help investors, the Fool's resident Berkshire Hathaway expert Joe Magyer has created this premium research report on the company. Inside, you'll receive ongoing updates as key news hits, as well as reasons to both buy and sell the stock. Claim a copy by clicking here now.